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How do you check in python whether a string contains only numbers?
....isdigit():
From the isdigit documentation:
str.isdigit()
Return True if all characters in the string are digits and there is at least one character, False otherwise. Digits include decimal characters and digits that need special handling, such as the compatibility superscript digits. This covers ...
Default initialization of std::array?
...rantee that the syntax std::array<T, N> x; will default-initialize all the elements of the array ?
5 Answers
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Modulo operator with negative values [duplicate]
... at the end of that quote is what's important. (Though I think C99 may actually fix that choice.)
– Kerrek SB
Sep 29 '11 at 9:13
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What is 'Context' on Android?
...ect. It lets newly-created objects understand what has been going on. Typically you call it to get information regarding another part of your program (activity and package/application).
You can get the context by invoking getApplicationContext(), getContext(), getBaseContext() or this (when in a cl...
How to modify a specified commit?
I usually submit a list of commits for review. If I have the following commits:
16 Answers
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How to fix committing to the wrong Git branch?
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perfect fix, actually had a couple commits so did HEAD^^ and bam all is gravy
– pablo
Jan 27 '12 at 17:58
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Windows 7, 64 bit, DLL problems
...++ 32-bit executable on my Windows 7 64-bit development box that also has all those Microsoft applications (Visual Studio 2008 + 2010, TFS, SDK, Microsoft Office)...
And it's still running just fine.
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jQuery vs document.querySelectorAll
...ve the same result with document.querySelector or document.querySelectorAll , which are supported in Internet Explorer 8 and above.
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How to get UTF-8 working in Java webapps?
...Encoding="UTF-8" in the above example. This quarantees that Tomcat handles all incoming GET parameters as UTF-8 encoded.
As a result, when the user writes the following to the address bar of the browser:
https://localhost:8443/ID/Users?action=search&name=*ж*
the character ж is handled as U...
How to delete/create databases in Neo4j?
...s in the graph database Neo4j like in MySQL? Or, at least, how to delete all nodes and relationships of an existing graph to get a clean setup for tests, e.g., using shell commands similar to rmrel or rm ?
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